3/8" female national pipe thread. 3/8" FNPT P style couplers have 8 locking balls for better retention of plug. Heavy duty steel body has a Buna-N seal. Available air flow of 68 SCFM. Maximum of 68 standard cubic feet per minute.
Milton Industries 1/4" Female Coupler M Style-Milton Brand
Milton Industries 1/4" Female Body L-Style
Milton Industries 1/4" Female Coupler P-Style
Milton Industries 3-Way 1/4" Female Body "A, M & T"
Milton Industries 1/4-inch Female Coupler P-Style
Milton Industries 1/4" Female Body H-Style